SIIG USB to RS-232 Serial Adapter Cable - FTDI FT232 - 12Mbps USB Data Transfer Rates - Compatible with Windows and Mac - JU-CS0311-S1

Designed to add one 9-pin RS-232 serial port to your computer via an available USB port
Supports USB data transfer rates up to 12Mbps and serial port data transfer rates up to 250Kbps
Works flawlessly with RS-232 serial devices such as modems, ISDN terminal adapters, PDAs, bar code scanners, label printers, and many more
Built with quality FTDI FT232 high performance processor chip, which makes it one of the most reliable USB to Serial adapters on the market
Fully compatible with serial apps on Windows and Mac
128 byte receive buffer and 256 byte transmit buffer utilizes buffer smoothing technology to allow for high data throughput
ESD protection for RS-232 I/O's ±15KV, Human Body Model (HBM)
Plug-n-play and USB bus-powered, no external power adapter is needed
Replaces part# JU-CB1S12-S3